Which type of style did modern British designers in London tend to favor?

Modern British designers in London are often celebrated for favoring rebel looks that embody a sense of individualism and an avant-garde spirit. This style is prevalent in the fashion landscape of London, which is known for its edgy and innovative approach to design. Rebel looks typically incorporate an eclectic mix of influences, challenging traditional norms, and embracing a bold aesthetic that often features unconventional materials, unexpected silhouettes, and a playful attitude towards fashion. This style reflects the cultural and artistic movements historically associated with London, emphasizing a distinct and rebellious identity that stands out in the global fashion scene.

In contrast, the other styles mentioned do not encapsulate the essence of what modern British designers in London are known for. Preppy looks are more aligned with American collegiate style, while casual elegance represents a more refined and understated chic that may not reflect the rebellious nature. Chic sophistication leans towards polished and classic styles, which, while appreciated in London, does not capture the city's dynamic and forward-thinking fashion ethos as strongly as rebel looks do.